Invention Grant
- Patent Title: Drycleaning filter element
- Patent Title (中): 干洗清洁滤芯
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Application No.: US30681263Application Date: 1963-09-05
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Publication No.: US3260370APublication Date: 1966-07-12
- Inventor: KARL SCHWARTZWALDER
- Applicant: GEN MOTORS CORP
- Assignee: Paper Machinery Corp
- Current Assignee: Paper Machinery Corp
- Priority: US30681263 1963-09-05
- Main IPC: B01D39/00
- IPC: B01D39/00
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